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Integrated Circuits (ICs)

93C66C-I/S15K

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Microchip Technology

4KB 5V MICROWIRE (3-WIRE) SERIAL EEPROM WITH HARDWARE SELECTABLE WORD SIZE

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DocumentsDatasheet Interfacing Microwire Serial EEPROMs to PIC16 Devices +5

Integrated Circuits (ICs)

93C66C-I/S15K

Active

Microchip Technology

4KB 5V MICROWIRE (3-WIRE) SERIAL EEPROM WITH HARDWARE SELECTABLE WORD SIZE

Deep-Dive with AI

DocumentsDatasheet Interfacing Microwire Serial EEPROMs to PIC16 Devices +5

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	93C66C-I/S15K

Clock Frequency	3 MHz
Memory Format	EEPROM
Memory Interface	Microwire
Memory Organization	256, 512
Memory Size	4 Kbit
Memory Type	Non-Volatile
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	Die
Supplier Device Package	Die
Technology	EEPROM
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	4.5 V
Write Cycle Time - Word, Page	2 ms

93C66C Series

4Kb 5V Microwire (3-wire) Serial EEPROM with Hardware Selectable Word Size

Part	Memory Interface	Memory Organization	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Supply [Min]	Voltage - Supply [Max]	Mounting Type	Memory Size	Memory Format	Supplier Device Package	Clock Frequency	Technology	Write Cycle Time - Word, Page	Memory Type	Package / Case	Package / Case [y]	Package / Case [x]	Package / Case [custom]	Package / Case [custom]	Package / Case	Package / Case
Microchip Technology 93C66CT-I/SN	Microwire	256 512	85 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-SOIC	3 MHz	EEPROM	2 ms	Non-Volatile	8-SOIC	3.9 mm	0.154 in
Microchip Technology 93C66CT-E/SN	Microwire	256 512	125 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-SOIC	3 MHz	EEPROM	2 ms	Non-Volatile	8-SOIC	3.9 mm	0.154 in
Microchip Technology 93C66C-I/SN	Microwire	256 512	85 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-SOIC	3 MHz	EEPROM	2 ms	Non-Volatile	8-SOIC	3.9 mm	0.154 in
Microchip Technology 93C66C-E/ST	Microwire	256 512	125 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-TSSOP	3 MHz	EEPROM	2 ms	Non-Volatile	8-TSSOP			0.173 "	4.4 mm
Microchip Technology 93C66C-E/P	Microwire	256 512	125 °C	-40 °C	4.5 V	5.5 V	Through Hole	4 Kbit	EEPROM	8-PDIP	3 MHz	EEPROM	2 ms	Non-Volatile	8-DIP					0.3 in	7.62 mm
Microchip Technology 93C66C-I/S15K	Microwire	256 512	85 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	Die	3 MHz	EEPROM	2 ms	Non-Volatile	Die
Microchip Technology 93C66CT-E/MNY	Microwire	256 512	125 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-TDFN (2x3)	3 MHz	EEPROM	2 ms	Non-Volatile	8-WFDFN Exposed Pad
Microchip Technology 93C66CT-I/MNY	Microwire	256 512	85 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-TDFN (2x3)	3 MHz	EEPROM	2 ms	Non-Volatile	8-WFDFN Exposed Pad
Microchip Technology 93C66C/S15K	Microwire	256 512	70 °C	0 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	Die	3 MHz	EEPROM	2 ms	Non-Volatile	Die
Microchip Technology 93C66CT-E/MS	Microwire	256 512	125 °C	-40 °C	4.5 V	5.5 V	Surface Mount	4 Kbit	EEPROM	8-MSOP	3 MHz	EEPROM	2 ms	Non-Volatile	8-MSOP 8-TSSOP			0.118 in		3 mm

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Microchip Direct	WPAC	1	$ 0.33
		25	$ 0.30
		100	$ 0.29
		1000	$ 0.27
		5000	$ 0.26
		10000	$ 0.25

Description

General part information

93C66C Series

The Microchip 93C66C device is a 4Kb Microwire (3-wire) Serial EEPROM with hardware selectable word size using the ORG pin and a voltage operation range of 4.5 - 5.5V. Also available are the 93C66A for dedicated 8-bit memory organization and the 93C66B for dedicated 16-bit memory organization. The 93C66C is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The device is available in a variety of Pb-free packages including PDIP, SOIC, MSOP, DFN and TSSOP.

Documents

Technical documentation and resources

Datasheet

Interfacing Microwire Serial EEPROMs to PIC16 Devices

Application Notes

93AA66A/B/C, 93LC66A/B/C, 93C66A/B/C 4-Kbit Microwire Compatible Serial EEPROM Data Sheet

Data Sheets

93C66C-I/S15K

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93C66C-I/S15K

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Technical Specifications

93C66C Series

Pricing

Description

93C66C Series

Documents

Datasheet

Interfacing Microwire Serial EEPROMs to PIC16 Devices

93AA66A/B/C, 93LC66A/B/C, 93C66A/B/C 4-Kbit Microwire Compatible Serial EEPROM Data Sheet

Interfacing Microwire Serial EEPROMs to PIC18 Devices

Using the MSSP Module to Interface Microwire Serial EEPROMs to PIC16 Devices

Using the C18 Compiler to Interface Microwire Serial EEPROMs to PIC18 Devices

1K, 2K and 4K Microwire EEPROM Migration

93C66C Series